The specified component is a CAP ALUM POLY 220UF 20 4V SMD, which is a type of capacitor with the following key features: it has a capacitance value of 220 microfarads (µF), operates at a voltage rating of 4 volts, and utilizes an aluminum-polymer construction. This component is designed in a Surface Mount Device (SMD) format and adheres to metric measurements, specifically the 2917 package size or the equivalent 7343 metric designation. Additionally, it has undergone testing for a duration of 1000 hours at an elevated temperature of 105 degrees Celsius.